Diatone Mamba MK4 F722 APP Stack

The Diatone Mamba MK4 F722 APP Flight Controller represents the pinnacle of Diatone's fourth-generation hardware engineering, specifically tailored for extreme drone racing and freestyle FPV platforms. Powered by a high-speed 216MHz STM32F722 processor, this controller introduces a huge quality-of-life upgrade: built-in wireless connectivity driven by the SpeedyBee app ecosystem, allowing pilots to configure Betaflight profiles and fine-tune PIDs in the field directly via smartphone.

Focusing heavily on durability and ease of assembly, the MK4 generation increases solder pad surface area by 30% and doubles pad separation spacing by 100%. Combined with robust TVS power surge protection, independent BEC filtering, and direct plug-and-play ports for digital transmission rigs like the DJI O3 Air Unit, this board provides a bulletproof setup for modern heavy-duty configurations.

Features

SpeedyBee Wireless Integration: Onboard Wi-Fi functionality pairs directly with your mobile device for complete bench configuration without needing a USB cable.

Pro-Builder Pad Layout: Significantly expanded solder pad sizing (+30%) and wider physical pitch gaps (+100%) drastically simplify wiring and minimize solder bridges.

Octacopter & X8 Support: Features 8 dedicated ESC signal pathways out of the box, making it fully ready for complex, heavy-lift multirotor layouts.

Comprehensive Logic Protection: Outfitted with an onboard TVS diode shield along with dedicated hardware current protections across the receiver and BEC pathways.

Digital Air Unit Port: A dedicated plug-and-play wiring port offers seamless, clean installation for high-definition digital video transmitters.

Smart VTX Power Switch: Includes an assignable real-time video transmitter power toggle via Betaflight, allowing you to turn off your VTX remotely to prevent overheating on the ground.

Diatone Mamba MK4 F722 APP Technical Specifications

MCU: STM32F722RET6 (32-bit core running at 216MHz)

IMU: ICM42688P / MPU6000 (SPI)

Barometer: SPL06

OSD: Betaflight OSD with AT7456E chip

Blackbox: 16MB onboard Flash Memory

UART Ports: 6 full hardware sets

I2C Interface: Dedicated SCL / SDA hardware contacts

BEC System: 5V@3A, 9V@3A, and 3.3V@0.5A triple independent outputs

Input Voltage: Up to 6S LiPo maximum

Telemetry Interfaces: F.Port, RSSI, and CURR sensor monitoring pads

Dimensions: 38.0 × 40.5 × 8 mm

Mounting Pattern: 30.5 × 30.5 mm (M3 holes)

Weight: 10 g

Package Contents

1 x Diatone Mamba MK4 F722 APP (Wi-Fi) Flight Controller board

1 x 6-Pin digital Air Unit connection cable

2 x 8-Pin ESC connection harnesses

5 x M3 ESC structural isolation dampeners

5 x M3 Soft silicone anti-vibration grommets